document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=931802>Question 931802</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The weights of books on a library shelf are normally distributed with a mean of 2.8 pounds and a standard deviation of 0.6 pound. Approximately what percent of the books weigh more than 3.5 pounds?<BR>\n" );
document.write( "A. 12%<BR>\n" );
document.write( "B. 17%<BR>\n" );
document.write( "C. 25%<BR>\n" );
document.write( "D. 38% </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #565814 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=565814\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> mean = 2.8 pounds and SD = 0.6 pound. <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z+=+blue%28x+-+2.8%29%2Fblue%28.6%29 ALIGN=MIDDLE  ALT=\"z+=+blue%28x+-+2.8%29%2Fblue%28.6%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( ".........<BR>\n" );
document.write( "p(x  &#8805;  3.5) = p(z > .7/.6)) = normalcdf(7/6, 100) =  .1217  0r 12.17% </SPAN>\n" );
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